Panasonic SANS-55-DBEB, SANS-55-EG, SANS-55-E, SANS-55-GN, SANS-55-P Service manual

ORDER NO. MD0706014SE

CD Stereo System

SA-NS55E
SA-NS55EG
SA-NS55P
SA-NS55DBEB
SA-NS55GN

Colour

(K) .... Black Type (For NS55P/GN)

(S) .... Silver Type (For NS55E/EG/DBEB)

A6

Subject : Additional Information on Troubleshooting Flowchart (CD Section Circuit)

Please use this service manual together with the service manual for Model No.[SA-NS55E/EG-S, Order No.
MD0703016CE], [SA-NS55P-K, Order No. MD0703018CE], [SA-NS55DBEB-S, Order No. MD0704043CE] and
[SA-NS55GN-K, Order No. MD0703062CE].

© 2007 Matsushita Electric Industrial Co. Ltd.. All
rights reserved. Unauthorized copying and
distribution is a violation of law.

S

A-NS55E / SA-NS 55EG / SA-NS55P / SA-NS55DBEB / SA- NS55GN

1 Troubleshooting Flowchart (CD Section Circuit)

CD can not

playback

Disc

rotating

YES

TOC

reading

YES

Display

shows “PLAY”

Playing time appear on the display screen.

IC7001

Pin71, 63, 64

Pin71: BLKCLK
Pin63: LRCK
Pin64: SR DATA

IC7001

Pin52, 56, 59

NO output

IC7001

NG

NO

NO

NO

Output NG

OK

Output OK

main unit

Check

Can not access

IC7001

NG

NG

& R7323 (3.3K)

Not connect or cut

IC7001

Pin45 TP50

IVPP output level

IC7001

Pin24 (TRP)

OK

R7331 (22K)

IC7001

NG

IC7002

NG

2